Prepare to publish v0.9.0-alpha+11

Update pubspec dependencies and CHANGELOG.

PiperOrigin-RevId: 194003480

Author: nshahan

CHANGELOG.md

@@ -25,6 +25,7 @@
  * Make mouse events with the shift modifier key a non-standard mouse event in
    `isStandardMouseEvent()`.
  * Remove `IntersectionObserver` bindings now that they exist in dart:html.
+ * Update documentation.
 
 ## 0.9.0-alpha+10
 

pubspec.yaml

@@ -1,5 +1,5 @@
 name: angular_components
-version: 0.9.0-alpha+10
+version: 0.9.0-alpha+11
 description: >
   The official Material Design components for AngularDart. Used at Google
   in production apps.
@@ -8,8 +8,8 @@ author: Dart Team <[email protected]>
 environment:
   sdk: '>=2.0.0-dev.46.0 <2.0.0'
 dependencies:
-  angular: 5.0.0-alpha+10
-  angular_forms: 2.0.0-alpha+2
+  angular: 5.0.0-alpha+11
+  angular_forms: 2.0.0-alpha+3
   async: ^2.0.6
   build: '>=0.11.1 <0.13.0'
   build_config: ^0.2.1